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Consider secret sharing for blinding factors #66

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sander opened this issue Sep 28, 2024 · 0 comments
Open

Consider secret sharing for blinding factors #66

sander opened this issue Sep 28, 2024 · 0 comments

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@sander
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sander commented Sep 28, 2024

In An HSM-based EUDI wallet using Split-ECDSA (SECDSA) providing verifiable “sole control” § 5 the author proposes having blinding factors b1 * b2 where b1 lives in a local WSCA agent and b2 on a WSCA service (#60). This may improve security and cover some compliance risks. Should we consider including this in HDK?

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